Final answer:
The major cost of World War II in New Mexico was the loss of lives and the economic impact, making money the major cost.
Step-by-step explanation:
The major cost of World War II in New Mexico was not only the loss of lives but also the economic impact. Therefore, the correct answer is B. money. The war required a significant amount of financial resources to support military operations, supply troops, and rebuild after the war. In addition, the loss of lives in combat and in enemy POW camps, as well as the devastation of towns and the colonial economy, were also major costs of the war. Therefore, option D. All of the above is also correct.